Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual evento tem campeonatos europeus como o torneio, com 2006 como o ano?
 ###Tabelas: CREATE TABLE 1961 (1961_id AUTO_INCREMENT PRIMARY KEY, Opposing Teams VARCHAR, Against INT, Date VARCHAR, Venue VARCHAR, Status VARCHAR) CREATE TABLE freight_and_mail (freight_and_mail_id AUTO_INCREMENT PRIMARY KEY, Year INT, Domestic freight INT, Domestic mail INT, International freight INT, International mail INT, Total freight and mail INT, Change VARCHAR) CREATE TABLE achievements (achievements_id AUTO_INCREMENT PRIMARY KEY, Year INT, Tournament VARCHAR, Venue VARCHAR, Result VARCHAR, Event VARCHAR, Points VARCHAR) CREATE TABLE practice_times__&__leaderboard_superstock_tt (practice_times__&__leaderboard_superstock_tt_id AUTO_INCREMENT PRIMARY KEY, Rank INT, Rider VARCHAR, Sat 29 May VARCHAR, Mon 31 May VARCHAR, Tues 1 June VARCHAR, Wed 2 June VARCHAR, Thurs 3 June VARCHAR, Fri 4 June VARCHAR) CREATE TABLE list_of_iranian_banks (list_of_iranian_banks_id AUTO_INCREMENT PRIMARY KEY, Bank VARCHAR, Score (Iran) INT, Score (Global) INT, Banking Power/Capital Base ($ Million) INT, Banking Power/Capital Base (% Change) VARCHAR, Total Assets ($ Million) INT, Total Assets (Score) INT, Total Assets (% Change) VARCHAR, Credibility/Capital to Assets Ratio (%) INT, Credibility/Capital to Assets Ratio (Score) INT, Performance/Return on Capital (%) INT, Performance/Return on Capital (Score) INT, Return on Assets (%) INT, Return on Assets (Score) INT)  
SELECT Event FROM achievements WHERE Tournament = european championships AND Year = 2006